Big River Man - The world's most prolific endurance swimmer is 53-year-old Martin Strel, a man you've probably never heard of. Strel once swam for 84 hours non-stop covering miles 313 miles in the Danube River. His most famous swim is the entire length of the Amazon -- the largest, longest and the most dangerous river in the world. Strel swam 3,278 miles in 66 days through waters that are home to bull sharks, piranha, stingrays, anacondas, electric eels, crocodiles, poisonous snakes and giant catfish that have been known to swallow dogs and children. Old Dogs Can Rock - Mickey Carroll has quite a unique approach to music these days. Back in the 1950s, when he released his first record, being a star was all about ego. And he had reasons to have an ego. He was one half of the doo-wop duo Billy and Mickey, the first white duo to be played on black radio. Now 70, Mickey says he's found a more rewarding role -- musical community activist. Find out what that is and how he's making a difference in many lives in his community. Boomer Babes - They say the view is better when you're the lead dog. That's one reason why more and more women aren't satisfied with just being a passenger on a motorcycle. They want control, and they're getting it.